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Changes for page WebObjects and Squeryl

Last modified by Ravi Mendis on 2011/04/01 11:14
From version 153.1
edited by Ravi Mendis
on 2010/11/09 23:42
Change comment: There is no comment for this version
To version 155.1
edited by Ravi Mendis
on 2010/11/09 23:59
Change comment: There is no comment for this version

Summary

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3 3  Advantages of Squeryl over EOF:
4 4  
5 5  * Concurrent
6 -* Spawns multiple database connections
7 -* Issues database transactions concurrently
6 +** Spawns multiple database connections
7 +** Issues database transactions concurrently
8 8  * Scala Actor compatible
9 9  * Immutable object model/graph
10 10  * Strongly-typed
11 -* Better suited for business "logic". E.g: avoiding ##UnknownKeyException##
11 +** Better suited for business "logic".
12 + E.g: Exploiting the compiler and IDE to catch exceptions at compile time rather than at run-time.
12 12  * Uses Scala (functional) collection classes
14 +
15 += Migrating EOF -> Squeryl =
16 +
17 +In keeping with the strong-typed philosophy of Scala, Squeryl has no dynamic component like EOF (i.e an EO model file).
18 +
19 +EOF though has the ability to generate classes in Java (and in Objective-C prior to WebObjects 4.5) enforcing type as has become customary in enterprise environments. We may exploit this feature of EOF to generate a Squeryl schema.